Express the exercise as a system of linear equations, then find the solution. Use a calculator where appropriate.A vendor sells hot dogs and bags of potato chips. A customer buys 5 hot dogs and 2 bags of potato chips for $13.75. Another customer buys 2 hot dogs and 2 bags of potato chips for $7.00. Find the cost of each item.
A. $2.25 for a hot dog; $1.25 for a bag of potato chips
B. $2.25 for a hot dog; $1.50 for a bag of potato chips
C. $2.50 for a hot dog; $1.50 for a bag of potato chips
D. $1.25 for a hot dog; $2.25 for a bag of potato chips
Answer: A
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?Which of the following is not equivalent to 
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A.
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B.
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C.
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D.
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Estimate the sum or difference by first rounding each value to the indicated place value.57.035 - 4.8534
round each to the nearest one
A. 52 .2 B. 52 .1 C. 53 D. 52
Provide an appropriate response.Not all mortgages are paid on a monthly basis.
A. True B. False
Solve the problem.When determining appropriate doses of medication, it is sometimes important to estimate the body surface area (BSA) of a patient. This surface area (in m2) can be approximated using the Mosteller formula BSA = 
1/2, where h is the patient's height in centimeters and w is the weight in kilograms. Determine the BSA for a patient with height 172 cm and weight 90 kg. Round your answer to two decimal places.
A. 0.03 m2 B. 2.07 m2 C. 18.49 m2 D. 4.30 m2